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Product Detailed Parameters
- Description：IC MTR DRVR BIPOLAR 7-40V 64HQFP
- Series：-
- Mfr：Texas Instruments
- Package：Tray
- Motor Type - Stepper：Bipolar
- Motor Type - AC, DC：Brushed DC
- Function：Driver - Fully Integrated, Control and Power Stage
- Output Configuration：Half Bridge (8)
- Interface：SPI
- Technology：Power MOSFET
- Step Resolution：1 ~ 1/16
- Applications：General Purpose
- Current - Output：800mA
- Voltage - Supply：7V ~ 40V
- Voltage - Load：18V ~ 40V
- Operating Temperature：0°C ~ 120°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：64-PowerTQFP
- Supplier Device Package：64-HTQFP (10x10)
- Grade：-
- Qualification：-
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Overview
The DRV8809PAP is a fully integrated bipolar stepper motor driver manufactured by Texas Instruments. It features an SPI interface for configuration and control, housed in a 64-HTQFP package with dimensions of 10x10 mm. The device supports step resolutions ranging from full step to 1/16 microstepping. It operates with a supply voltage range of 7V to 40V and delivers an output current of 800mA per channel. The internal power stage utilizes MOSFET technology, and the component is rated for junction temperatures between 0°C and 120°C.
Feature Summary
- Integrates control logic and power stages into a single solution
- Supports programmable microstepping via serial communication
- Designed for bipolar stepper motor applications
Applications
- General purpose stepper motor control systems
- Industrial automation equipment
- Office automation devices
Procurement Notes
Verify the specific package marking and date code against the manufacturer's latest datasheet to ensure authenticity. Confirm that the 64-HTQFP pinout matches the design requirements. Check for any recent Product Change Notifications regarding material or assembly changes. Ensure ESD handling procedures are followed during installation.
Selection Notes
Select this component when a compact, fully integrated solution for bipolar stepper motors is required. The SPI interface allows for flexible configuration without additional GPIO usage. Consider the 800mA output capability and 40V maximum supply voltage when sizing the power system. Verify thermal management needs given the surface mount packaging and operating temperature range.
Part Context
This part belongs to the DRV8809 family of motor drivers from Texas Instruments. It is designed as a complete drive solution, eliminating the need for external gate drivers or complex discrete components. The family focuses on simplifying the design of stepper motor applications through high integration and digital control capabilities.
Replacement Considerations
Consult official substitution lists for compatible alternatives within the same product family. Verify pin compatibility and electrical specifications before replacing. Generic equivalents may not support the specific SPI protocol or microstepping resolution.
